47420000

素因数分解:

$2^5\times 5^4\times {\mathrm{2371}}^1$

素因数の和:2401

約数の個数: 60

約数和(自身を含む): 116709516

約数和(自身を除く): 69289516

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2371, 2500, 4000, 4742, 5000, 9484, 10000, 11855, 18968, 20000, 23710, 37936, 47420, 59275, 75872, 94840, 118550, 189680, 237100, 296375, 379360, 474200, 592750, 948400, 1185500, 1481875, 1896800, 2371000, 2963750, 4742000, 5927500, 9484000, 11855000, 23710000, 47420000]

約数ペア:

[(1, 47420000), (2, 23710000), (4, 11855000), (5, 9484000), (8, 5927500), (10, 4742000), (16, 2963750), (20, 2371000), (25, 1896800), (32, 1481875), (40, 1185500), (50, 948400), (80, 592750), (100, 474200), (125, 379360), (160, 296375), (200, 237100), (250, 189680), (400, 118550), (500, 94840), (625, 75872), (800, 59275), (1000, 47420), (1250, 37936), (2000, 23710), (2371, 20000), (2500, 18968), (4000, 11855), (4742, 10000), (5000, 9484)]